Overview
The REF3040AIDBZRG4 is a precision voltage reference IC produced by Texas Instruments. It is part of the REF30xx family, known for its high accuracy, low power consumption, and excellent temperature drift performance. This device is packaged in a compact 3-pin SOT-23 package, making it suitable for a variety of applications where space and power efficiency are critical.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Output Voltage | 4.088 to 4.104 | V |
| Initial Accuracy | 0.2% | |
| Temperature Drift | 50 ppm/°C (0°C to 70°C), 75 ppm/°C (-40°C to 125°C) | |
| Quiescent Current (IQ) | 42 µA (Typical) | |
| Output Current | 25 mA | |
| Line Regulation | 130 to 400 µV/V | |
| Output Voltage Noise (0.1 Hz to 10 Hz) | 45 µVPP | |
| Output Voltage Noise (10 Hz to 10 kHz) | 128 µVrms | |
| Supply Voltage Range | 7.0 V (V+ to V-) | |
| Operating Temperature Range | -40°C to 125°C | |
| Junction Temperature | 150°C | |
| Storage Temperature Range | -65°C to 150°C |
Key Features
- Microsize package: 3-pin SOT-23
- Low dropout voltage: 1 mV
- High output current: 25 mA
- High accuracy: 0.2%
- Low quiescent current: 42 µA (Typical)
- Excellent temperature drift performance
Applications
- Temperature and pressure transmitters
- Portable, battery-powered equipment
- Data acquisition systems
- Medical equipment
- Handheld test equipment
Q & A
- What is the output voltage of the REF3040AIDBZRG4? The output voltage is 4.096 V with an initial accuracy of 0.2%.
- What is the temperature drift of the REF3040AIDBZRG4? The temperature drift is 50 ppm/°C from 0°C to 70°C and 75 ppm/°C from -40°C to 125°C.
- What is the quiescent current of the REF3040AIDBZRG4? The quiescent current is 42 µA (Typical).
- What is the maximum output current of the REF3040AIDBZRG4? The maximum output current is 25 mA.
- What is the package type of the REF3040AIDBZRG4? It is packaged in a 3-pin SOT-23 package.
- What are the operating temperature ranges for the REF3040AIDBZRG4? The operating temperature range is -40°C to 125°C.
- What are the storage temperature ranges for the REF3040AIDBZRG4? The storage temperature range is -65°C to 150°C.
- Is the REF3040AIDBZRG4 still in production? The REF3040AIDBZRG4 is obsolete and no longer manufactured, but substitutes like REF3040AIDBZR are available.
- What are some common applications of the REF3040AIDBZRG4? Common applications include temperature and pressure transmitters, portable battery-powered equipment, data acquisition systems, medical equipment, and handheld test equipment.
- What is the line regulation of the REF3040AIDBZRG4? The line regulation is 130 to 400 µV/V.
